Disney is responsible for many of the greatest animated works of the 20th Century, but hand-drawing timeless children's classics takes a lot of time—so sometimes, they'll just trace over a scene they've already done with new characters. Sometimes, they don't even change the background characters! Of course, these films are decades apart and the internet didn't exist then, so we can forgive these animators for trying to minimize carpal tunnel syndrome and just be fascinated by this supercut from MovieMunchies: